申请人:MEDIVIR UK LTD
公开号:WO2010070615A1
公开(公告)日:2010-06-24
Compounds of the formula I wherein R1a is H; and R1b is C1-C6 alkyl, Carbocyclyl or Het; or R1a and R1b together define a saturated cyclic amine with 3-6 ring atoms; R2a and R2b are H, halo, C1-C4alkyl, C1-C4haloalkyl, C1-C4alkoxy; or R2a and R2b together with the carbon atom to which they are attached form a C3-C6cycloalkyl; R is a branched C5-C10alkyl chain, C2-C4haloalkyl or C3-C7cycloalkylmethyl, R4 is Het, Carbocyclyl, optionally substituted as defined in the specification and pharmaceutically acceptable salts, hydrates and N-oxides thereof; are inhibitors of cathepsin S and have utility in the treatment of psoriasis, autoimmune disorders and other disorders such as asthma, arteriosclerosis, COPD and chronic pain
式I的化合物,其中R1a为H;R1b为C1-C6烷基,碳环烷基或杂环基;或者R1a和R1b一起定义为具有3-6个环原子的饱和环胺;R2a和R2b为H,卤素,C1-C4烷基,C1-C4卤代烷基,C1-C4烷氧基;或者R2a和R2b与它们连接的碳原子一起形成C3-C6环烷基;R为支链C5-C10烷基链,C2-C4卤代烷基或C3-C7环烷基甲基,R4为杂环基,碳环烷基,如规范中定义的可选择取代基和药用盐、水合物及N-氧化物;是cathepsin S的抑制剂,用于治疗银屑病、自身免疫性疾病以及其他疾病,如哮喘、动脉硬化、慢性阻塞性肺疾病和慢性疼痛。